A man can reach a certain place in 30 hours. If he reduces his speed by $$\frac{1}{15}$$th, he comes 10 km less in that …

A boat covers 48 km upstream and 72 km downstream in 12 hours, while it covers 72 km upstream and 48 km downstream in 13…

A car takes 15 minutes less to cover a distance of 75 km, if it increases its speed by 10 km/hr from its usual speed. Ho…

A man travels some distance at a speed of 12 km/hr and returns at a speed of 9 km/hr. If the total time taken by him is …

The ratio of speeds of A and B is 2 : 3 and therefore A takes 20 minutes more time than B. What is the ratio of time tak…

A train can travel 50% faster than a car. Both start from point A at the same time and reach point B 75 kms away from A …

A person X starts from Lucknow and another person Y starts from Kanpur to meet each other. Speed of X is 25 km/h, while …

A plane left half an hour later than the scheduled time and in order to reach its destination 1500 kilometers away in ti…